Klarus MiX6 Titanium AAA XP-G R5 Flashlight Tactical On a small carry knife

On a small carry knife like the Benchmade 340 Aphid it is a sensible choice

Compact and Light: Manual inflation

which was designed for extreme corrosion resistance

10" satin D2 double-edge spear-point dagger straight out the front of a gray 6061-T6 aluminum handle

but insert not sold separately

Klarus MiX6 Titanium AAA XP-G R5 Flashlight Tactical On a small carry knifeThe AAA X6 is now in titanium, which uses the more common AAA battery for a larger size, but still on the tiny side. The light has the same four outputs as the X5, three brightnesses and strobe. Features: One of the smallest and brightest AAA flashlights in the world Digitally regulated output, with no PWM (high speed flickering that is present in most regulated lights) Highly efficient at converting energy into light Max output: 85 ANSI Lumens on